Local Calling Guide
Area code/prefix search
NPA: 815
[Rate centres in NPA 815]
[Dial plan for NPA 815]
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| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 815-955
| 8 |
Joliet |
IL |
ELGNILOTGT5 |
5562 METROPCS, INC. |
358 |
|
|
|
| 815-955
| 9 |
Joliet |
IL |
ELGNILOTGT5 |
5562 METROPCS, INC. |
358 |
|
|
|
| 815-956
| A |
Morrison |
IL |
MRSNILXADS0 |
1183 CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL |
364 |
|
|
|
| 815-956
| 0 |
Morrison |
IL |
MRSNILXADS0 |
1183 CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL |
364 |
|
|
|
| 815-956
| 9 |
Morrison |
IL |
MRSNILXADS0 |
1183 CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL |
364 |
|
|
|
| 815-957
| A |
Rockton |
IL |
RCFRILRCJMD |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
360 |
|
|
|
| 815-957
| 0 |
Rockton |
IL |
RCFRILRTXQY |
792K CHARTER IP ENABLED SERVICES, LLC |
360 |
|
2007-06-18 |
|
| 815-957
| 1 |
Rockton |
IL |
RCFRILRTXQY |
792K CHARTER IP ENABLED SERVICES, LLC |
360 |
|
2012-09-03 |
|
| 815-957
| 2 |
Rockton |
IL |
|
145J TERRA NOVA TELECOM INC. |
360 |
|
2025-05-21 |
|
| 815-957
| 3 |
Rockton |
IL |
RCFRILRCX3X |
7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL |
360 |
|
2018-05-04 |
|
| 815-957
| 4 |
Rockton |
IL |
RCFRILRCJMD |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
360 |
|
2005-04-22 |
|
| 815-957
| 5 |
Rockton |
IL |
RCFRILRTZMD |
224C ONVOY, LLC |
360 |
|
2018-08-03 |
|
| 815-957
| 6 |
Rockton |
IL |
RCFRILRTZMD |
224C ONVOY, LLC |
360 |
|
2019-09-06 |
|
| 815-957
| 7 |
Rockton |
IL |
RCFRILRTXRX |
508J CENTURYLINK COMMUNICATIONS, LLC |
360 |
|
2016-02-20 |
|
| 815-957
| 8 |
Rockton |
IL |
CHCGIL24XMD |
495J STRATUS NETWORKS |
360 |
|
2020-09-30 |
|
| 815-957
| 9 |
Rockton |
IL |
RCFRILRTZMD |
224C ONVOY, LLC |
360 |
|
2021-04-02 |
|
| 815-960
| A |
Leaf River |
IL |
DKLBIL07DS0 |
7894 NORTH COUNTY COMMUNICATION CORPORATION - CA |
364 |
|
|
|
| 815-961
| A |
Rockford |
IL |
RCFRILRTDS1 |
9329 ILLINOIS BELL TEL CO |
360 |
|
|
|
| 815-962
| A |
Rockford |
IL |
RCFRILRTDS1 |
9329 ILLINOIS BELL TEL CO |
360 |
|
|
|
| 815-963
| A |
Rockford |
IL |
RCFRILRTDS1 |
9329 ILLINOIS BELL TEL CO |
360 |
|
|
|
| 815-964
| A |
Rockford |
IL |
RCFRILRTDS1 |
9329 ILLINOIS BELL TEL CO |
360 |
|
|
|
| 815-965
| A |
Rockford |
IL |
RCFRILRTDS1 |
9329 ILLINOIS BELL TEL CO |
360 |
|
|
|
| 815-966
| A |
Rockford |
IL |
RCFRILRTDS1 |
9329 ILLINOIS BELL TEL CO |
360 |
|
|
|
| 815-967
| A |
Rockford |
IL |
RCFRILRTDS1 |
9329 ILLINOIS BELL TEL CO |
360 |
|
|
|
| 815-968
| A |
Rockford |
IL |
RCFRILRTDS1 |
9329 ILLINOIS BELL TEL CO |
360 |
|
|
|
| 815-969
| A |
Rockford |
IL |
RCFRILRTDS1 |
9329 ILLINOIS BELL TEL CO |
360 |
|
|
|
| 815-969
| 0 |
Rockford |
IL |
RCFRILRTDS1 |
9329 ILLINOIS BELL TEL CO |
360 |
|
|
|
| 815-969
| 1 |
Rockford |
IL |
RCFRILRTDS1 |
9329 ILLINOIS BELL TEL CO |
360 |
|
|
|
| 815-969
| 2 |
Rockford |
IL |
RCFRILRTDS1 |
9329 ILLINOIS BELL TEL CO |
360 |
|
|
|
| 815-969
| 3 |
Rockford |
IL |
RCFRILRTDS1 |
9329 ILLINOIS BELL TEL CO |
360 |
|
|
|
| 815-969
| 4 |
Rockford |
IL |
RCFRILRTDS1 |
9329 ILLINOIS BELL TEL CO |
360 |
|
|
|
| 815-969
| 5 |
Rockford |
IL |
RCFRILRTDS1 |
9329 ILLINOIS BELL TEL CO |
360 |
|
|
|
| 815-969
| 6 |
Rockford |
IL |
RCFRILRTDS1 |
9329 ILLINOIS BELL TEL CO |
360 |
|
|
|
| 815-969
| 7 |
Rockford |
IL |
|
145J TERRA NOVA TELECOM INC. |
360 |
|
2023-02-16 |
|
| 815-969
| 8 |
Rockford |
IL |
RCFRILRTDS1 |
9329 ILLINOIS BELL TEL CO |
360 |
|
|
|
| 815-969
| 9 |
Rockford |
IL |
|
145J TERRA NOVA TELECOM INC. |
360 |
|
2022-08-03 |
|
| 815-970
| A |
Sycamore |
IL |
DKLBILRSDMD |
5562 METROPCS, INC. |
364 |
|
|
|
| 815-970
| 0 |
Sycamore |
IL |
DKLBILRSDMD |
5562 METROPCS, INC. |
364 |
|
|
|
| 815-970
| 1 |
Sycamore |
IL |
DKLBILRSDMD |
5562 METROPCS, INC. |
364 |
|
|
|
| 815-970
| 2 |
Sycamore |
IL |
DKLBILRSDMD |
5562 METROPCS, INC. |
364 |
|
|
|
| 815-970
| 3 |
Sycamore |
IL |
DKLBILRSDMD |
5562 METROPCS, INC. |
364 |
|
|
|
| 815-970
| 4 |
Sycamore |
IL |
DKLBILRSDMD |
5562 METROPCS, INC. |
364 |
|
|
|
| 815-970
| 5 |
Sycamore |
IL |
|
6529 T-MOBILE USA, INC. |
364 |
|
|
|
| 815-970
| 6 |
Sycamore |
IL |
|
6529 T-MOBILE USA, INC. |
364 |
|
|
|
| 815-970
| 7 |
Sycamore |
IL |
|
6529 T-MOBILE USA, INC. |
364 |
|
|
|
| 815-970
| 8 |
Sycamore |
IL |
DKLBILXAX8X |
318J COMCAST IP PHONE, LLC |
364 |
|
2020-12-08 |
|
| 815-970
| 9 |
Sycamore |
IL |
DIXNILXA4MD |
224C ONVOY, LLC |
364 |
|
2021-04-03 |
|
| 815-971
| A |
Rockford |
IL |
RCFRILRTDS1 |
9329 ILLINOIS BELL TEL CO |
360 |
|
|
|
| 815-972
| A |
Rockford |
IL |
RCFRILRTDS1 |
9329 ILLINOIS BELL TEL CO |
360 |
|
|
|
| 815-973
| A |
Dixon |
IL |
DKLBILRS3MD |
6265 UNITED STATES CELLULAR - IL |
364 |
|
|
|
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Last updated: Thu, 05 Feb 2026 23:41:55 UTC
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